3431695961 has 2 divisors, whose sum is σ = 3431695962. Its totient is φ = 3431695960.

The previous prime is 3431695957. The next prime is 3431696027. The reversal of 3431695961 is 1695961343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2621952025 + 809743936 = 51205^2 + 28456^2 .

It is an emirp because it is prime and its reverse (1695961343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3431695961 - 2² = 3431695957 is a prime.

It is not a weakly prime, because it can be changed into another prime (3431695951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1715847980 + 1715847981.

It is an arithmetic number, because the mean of its divisors is an integer number (1715847981).

Almost surely, 2^3431695961 is an apocalyptic number.

It is an amenable number.

3431695961 is a deficient number, since it is larger than the sum of its proper divisors (1).

3431695961 is an equidigital number, since it uses as much as digits as its factorization.

3431695961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 524880, while the sum is 47.

The square root of 3431695961 is about 58580.6790759547. The cubic root of 3431695961 is about 1508.3528024213.

The spelling of 3431695961 in words is "three billion, four hundred thirty-one million, six hundred ninety-five thousand, nine hundred sixty-one".